Zhi Jingxiang's level is currently around 30, which is above average.
Of course, if that was all there is to it, then it would be a pretty standard game mechanics. But there is an aspect that is quite un-game-like.
That is ... these levels can not only increase, but also decrease!
Yes, in this world where all beings are born, if you do not engage in adventuring, leveling, and gaining experience for a long period of time, then your level will rapidly drop.
As the old saying goes, learning is like sailing against the current; if you don't advance, you regress.
Now it seems the same goes for adventuring.
If this were to happen in an online game, it would be like a player leveling their character to the max, going AFK for a long time, and finding upon returning that their character's level has dropped back to 1 ...
Maria doesn't really care. As an engineer, she's not often on the frontlines, so it doesn't impact her much if her level drops.